What advice is given by the Energy Saving Trust advice centre?
Expert advice about making our home（）

A．在各国的中国客商都能适应当地的风俗习惯。
B．不同国家的风俗在中国都受到了热烈的欢迎。
C．热烈欢迎各国客商在华建立和发展业务联系。
D．各国的客商在中国经商都会受到热烈的欢迎。

A．the library only in your neighborhood
B．other public libraries in the city
C．college libraries only
D．all online libraries